Dick's Sporting Goods offers the Marcy Deluxe Versatile Flat Bench, model no. SB-10510, for $67.49 with free shipping. That's the lowest price we could find by $12, excluding the mention below. It has a weight capacity of 600-lbs. and measures 44" x 19" x 17".
A close price: Amazon charges $67.99 with free shipping.